public override void Open()
{
if (this.State == ConnectionState.Open)
{
throw new InvalidOperationException(Resources.ConnectionAlreadyOpen);
}
this.SetState(ConnectionState.Connecting, true);
if (this.settings.AutoEnlist && (Transaction.Current != null))
{
this.driver = DriverTransactionManager.GetDriverInTransaction(Transaction.Current);
if ((this.driver != null) && (this.driver.IsInActiveUse || !this.driver.Settings.EquivalentTo(this.Settings)))
{
throw new NotSupportedException(Resources.MultipleConnectionsInTransactionNotSupported);
}
}
try {
if (this.settings.Pooling)
{
MySqlPool pool = MySqlPoolManager.GetPool(this.settings);
if (this.driver == null)
{
this.driver = pool.GetConnection();
}
this.procedureCache = pool.ProcedureCache;
}
else
{
if (this.driver == null)
{
this.driver = Driver.Create(this.settings);
}
this.procedureCache = new GodLesZ.Library.MySql.Data.MySqlClient.ProcedureCache((int)this.settings.ProcedureCacheSize);
}
} catch (Exception) {
this.SetState(ConnectionState.Closed, true);
throw;
}
this.SetState(ConnectionState.Open, false);
this.driver.Configure(this);
if ((this.settings.Database != null) && (this.settings.Database != string.Empty))
{
this.ChangeDatabase(this.settings.Database);
}
if (this.driver.Version.isAtLeast(5, 0, 0))
{
this.schemaProvider = new ISSchemaProvider(this);
}
else
{
this.schemaProvider = new SchemaProvider(this);
}
this.perfMonitor = new PerformanceMonitor(this);
if ((Transaction.Current != null) && this.settings.AutoEnlist)
{
this.EnlistTransaction(Transaction.Current);
}
this.hasBeenOpen = true;
this.SetState(ConnectionState.Open, true);
}
protected virtual void Dispose(bool disposing)
{
if (this.connectionString.Pooling)
{
MySqlPoolManager.RemoveConnection(this);
}
this.isOpen = false;
}
internal void Abort()
{
try {
if (this.settings.Pooling)
{
MySqlPoolManager.ReleaseConnection(this.driver);
}
else
{
this.driver.Close();
}
} catch (Exception) {
}
this.SetState(ConnectionState.Closed, true);
}
public void RemoveConnection(Driver driver)
{
lock (((ICollection)this.inUsePool).SyncRoot) {
if (this.inUsePool.Contains(driver))
{
this.inUsePool.Remove(driver);
Interlocked.Increment(ref this.available);
this.autoEvent.Set();
}
}
if (this.beingCleared && (this.NumConnections == 0))
{
MySqlPoolManager.RemoveClearedPool(this);
}
}
internal void CloseFully()
{
if (this.settings.Pooling && this.driver.IsOpen)
{
if ((this.driver.ServerStatus & ServerStatusFlags.InTransaction) != 0)
{
new MySqlTransaction(this, System.Data.IsolationLevel.Unspecified).Rollback();
}
MySqlPoolManager.ReleaseConnection(this.driver);
}
else
{
this.driver.Close();
}
this.driver = null;
}
public static void ClearPool(MySqlConnection connection)
{
MySqlPoolManager.ClearPool(connection.Settings);
}
public static void ClearAllPools()
{
MySqlPoolManager.ClearAllPools();
}